xml.etree can also be lxml.etree (e.g. CentOS 5.4 with Python 2.4.3)

R=rsc
CC=golang-dev
https://golang.org/cl/164053
diff --git a/lib/codereview/codereview.py b/lib/codereview/codereview.py
index 0d97226..51f9b8e 100644
--- a/lib/codereview/codereview.py
+++ b/lib/codereview/codereview.py
@@ -43,7 +43,10 @@
 import subprocess
 import threading
 from HTMLParser import HTMLParser
-from xml.etree import ElementTree as ET
+try:
+	from xml.etree import ElementTree as ET
+except:
+	from lxml.etree import ElementTree as ET
 
 try:
 	hgversion = util.version()